Watching Potential Tsunami Impacts Across the Pacific Basin

A strong earthquake in the Pacific Basin has generated a tsunami wave. Tsunami Warnings and Advisories have been issued for Hawaii, portions of Alaska, Guam, American Samoa, and the West Coast of the U.S. Read More >

Current conditions at

DW8787 CHEHALIS (D8787)

Lat: 46.64646° N Lon: 122.8388° W Elev: 564.0 ft.

NA

55°F

13°C

Humidity 84%
Wind Speed NNW 0 MPH
Barometer 30.1 in (1019.3 mb)
Dewpoint 50°F (10°C)
Visibility NA
Last update 30 Jul 01:30 AM PDT
Detailed forecast for

Foothills and Valleys of Thurston and Lewis Counties

Rest Of Tonight
Mostly clear. Areas of smoke after midnight. Lows in the lower to mid 50s. Light wind.
Wednesday
Sunny. Highs in the mid 80s to lower 90s. Light wind becoming north to 10 mph in the afternoon.
Wednesday Night
Partly cloudy. A slight chance of showers after midnight. Lows in the mid to upper 50s. Northwest wind to 10 mph in the evening becoming light.
Thursday
Partly sunny with a slight chance of showers. Highs in the mid 70s to lower 80s. Light wind.
Thursday Night
Mostly cloudy with a slight chance of showers. Lows in the 50s. Light wind.
Friday
Mostly cloudy. A slight chance of showers in the morning. Highs in the upper 70s.
Friday Night
Mostly clear. Lows in the lower 50s.
Saturday
Mostly sunny. Patchy fog in the morning. Highs in the mid to upper 70s.
Saturday Night
Mostly clear. Lows near 50.
Sunday
Partly sunny. Highs in the lower to mid 70s.
Sunday Night
Partly cloudy. Lows near 50.
Monday
Patchy fog in the morning. Mostly cloudy with a slight chance of showers. Highs in the lower 70s.
Monday Night
Mostly cloudy. A slight chance of showers in the evening. Lows in the lower 50s.
Tuesday
Partly sunny. Patchy fog in the morning. Highs in the mid to upper 70s.





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1259 AM PDT Wed Jul 30 2025
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database